Wave G10 21 cm US Box

Fast worldwide shipping from our Dutch warehouse.

We maintain the largest fin stock in Europe, ensuring your order ships within 48 hours of purchase.

• Europe: 2-3 business days via DPD/DHL
• UK: 3-5 business days
• Worldwide: 5-7 business days via tracked shipping

Free shipping on orders over €150 within Europe.

Finding the right fin size is crucial for optimal performance.

Our sizing calculator takes into account:

• Your body weight
• Board width and type
• Sail size range
• Riding style and conditions

Still unsure? Our team has decades of combined experience and can provide personalized recommendations.

Identify your fin box type in seconds.

Most windsurf boards use one of these common fin box systems:

• Tuttle Box: Standard depth, most common for freeride/slalom
• Deep Tuttle: Deeper box for larger fins on race/slalom boards
• Power Box: Asymmetrical slot, common on freeride boards
• US Box: Longer slot with adjustable positioning

Our visual guide shows exactly what to look for on your board.

Shop with confidence with our hassle-free return policy.

We want you to be 100% satisfied with your fin choice:

• 30-day return window from delivery date
• Full refund or exchange available
• Unused fins in original packaging
• Easy return shipping within Europe

If it's not the right fit, our team will help you find the perfect alternative.

Get personalized advice from fin specialists.

Our team includes competitive windsurfers and industry veterans who test every fin we sell.

We can help with:

• Fin selection for your specific setup
• Performance tuning recommendations
• Material and construction questions
• Custom orders and special requests

Reach us via chat, email, or phone for personalized guidance.